201784009

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1123}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 248583840

約数和(自身を除く): 46799831

約数列:

[1, 7, 19, 49, 133, 193, 931, 1123, 1351, 3667, 7861, 9457, 21337, 25669, 55027, 149359, 179683, 216739, 1045513, 1517173, 4118041, 10620211, 28826287, 201784009]

約数ペア:

[(1, 201784009), (7, 28826287), (19, 10620211), (49, 4118041), (133, 1517173), (193, 1045513), (931, 216739), (1123, 179683), (1351, 149359), (3667, 55027), (7861, 25669), (9457, 21337)]